Current Time in Port Isabel, Cameron County, Texas, USA

9:39:12 AM

09:39:12

CDT (Central Daylight Time) · UTC−05:00

America/Chicago

Clock format
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Time zone details

Port Isabel is observing daylight saving time in 2026

Daylight in Port Isabel

Sunrise7:33 AMSolar noon1:12 PMSunset6:52 PM
Next clock changeNov 1, 2026 · Clocks move back 1 hour · in 6 days 16 hoursUpcomingView detailsWeather nowLoading current forecast…Forecast details

Location facts

Place

Country
USA
State
Texas
County
Cameron County
Place type
Populated place
Country currency
US Dollar (USD)

Practical

Country languages
English, Spanish, Hawaiian, French
Dialing code
+1
Population
5,016
Elevation
2 m

Geography

Geographic coordinates
26° 04' N / 97° 12' W
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Clock changes in Port Isabel

Next clock change

Upcoming

2:00 AM CDT1:00 AM CST

Clocks move back 1 hour

2026

  1. past

    Daylight saving time starts

    2:00 AM CST3:00 AM CDT

    Clocks move forward 1 hour

  2. upcoming

    Daylight saving time ends

    2:00 AM CDT1:00 AM CST

    Clocks move back 1 hour

Future clock changes, 2027–2030
USA daylight saving timeClock changes worldwide

Sun & Moon details

Sun

Sunrise
Solar noon
Sunset
Daylight duration
11 hr 19 min1 min 24 sec shorter than the previous day

Twilight

Civil twilight
–
Nautical twilight
–
Astronomical twilight
–
Full MoonMoon illumination100%
View full Sun & Moon detailsHide full Sun & Moon details

Sunday, October 25, 2026

View Port Isabel on SavvyTime's time-zone map

Sun

Sunrise
Sunset
Day length
11 hr 19 min1 min 24 sec shorter than the previous day
Solar noon
(51.7° altitude)

Civil twilight

Dawn to dusk
–

Additional twilight

Nautical dawn to dusk
–
Astronomical dawn to dusk
–

Moon

Phase
Full Moon (100% illuminated)
Moonrise
Moonset
Previous principal phase
First Quarter — Sunday, October 18, 2026 at
Next principal phase
Full Moon — Sunday, October 25, 2026 at

Seven-day daylight outlook

Sunrise, sunset, and daylight for seven local dates
Local dateSunriseSunsetDay lengthDaily change
11 hr 19 min1 min 24 sec shorter than the previous day
11 hr 17 min1 min 23 sec shorter than the previous day
11 hr 16 min1 min 23 sec shorter than the previous day
11 hr 14 min1 min 22 sec shorter than the previous day
11 hr 13 min1 min 21 sec shorter than the previous day
11 hr 12 min1 min 21 sec shorter than the previous day
11 hr 10 min1 min 21 sec shorter than the previous day

Weather forecast for Port Isabel

Temperature unit

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Plan around Port Isabel

Upcoming public holidays in Texas

  1. Veterans Day
  2. Thanksgiving Day
  3. Day after Thanksgiving

Nearby places

BrownsvilleCameron County35 kmSWHeroica MatamorosMatamoros37 kmSWSan BenitoCameron County43 kmWHarlingenCameron County50 kmWMercedesHidalgo County71 kmWValle HermosoValle Hermoso75 kmSWWeslacoHidalgo County79 kmWDonnaHidalgo County85 kmWCiudad Río BravoRío Bravo89 kmWAlamoHidalgo County92 kmWSan JuanHidalgo County95 kmWPharrHidalgo County98 kmW
Browse places in USA

Frequently asked questions

What time zone is Port Isabel in?
Port Isabel uses Central Standard Time (CST, UTC−6) in winter and Central Daylight Time (CDT, UTC−5) in summer. Its IANA time zone is America/Chicago.
When is the next clock change in Port Isabel?
Clocks in Port Isabel move backward 1 hour on Sunday, November 1, 2026 at 2:00 AM, changing from CDT (UTC−05:00) to CST (UTC−06:00)
Does Port Isabel observe daylight saving time?
Yes. Port Isabel observes daylight saving time: CDT (UTC−5) in summer and CST (UTC−6) in winter.
What is the UTC offset of Port Isabel?
Port Isabel is UTC−6 in winter and UTC−5 in summer